IT1220559B - Perforatore a massa pattente con teste taglianti a scarico di fondo o a scarico laterale intercambiali - Google Patents

Perforatore a massa pattente con teste taglianti a scarico di fondo o a scarico laterale intercambiali

Info

Publication number
IT1220559B
IT1220559B IT12452/88A IT1245288A IT1220559B IT 1220559 B IT1220559 B IT 1220559B IT 12452/88 A IT12452/88 A IT 12452/88A IT 1245288 A IT1245288 A IT 1245288A IT 1220559 B IT1220559 B IT 1220559B
Authority
IT
Italy
Prior art keywords
heads
drilling machine
discharge
interchange side
discharging
Prior art date
Application number
IT12452/88A
Other languages
English (en)
Other versions
IT8812452A0 (it
Inventor
Walter Boccalatte
Original Assignee
Bbw Srl
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Bbw Srl filed Critical Bbw Srl
Priority to IT12452/88A priority Critical patent/IT1220559B/it
Publication of IT8812452A0 publication Critical patent/IT8812452A0/it
Priority to EP88118509A priority patent/EP0336010B1/en
Priority to AT88118509T priority patent/ATE76158T1/de
Priority to DE8888118509T priority patent/DE3871137D1/de
Application granted granted Critical
Publication of IT1220559B publication Critical patent/IT1220559B/it

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B34/00—Valve arrangements for boreholes or wells
    • E21B34/06—Valve arrangements for boreholes or wells in wells
    • E21B34/12—Valve arrangements for boreholes or wells in wells operated by movement of casings or tubings
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B10/00—Drill bits
    • E21B10/36—Percussion drill bits
    • E21B10/38—Percussion drill bits characterised by conduits or nozzles for drilling fluids
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
    • E21B17/02—Couplings; joints
    • E21B17/04—Couplings; joints between rod or the like and bit or between rod and rod or the like
    • E21B17/07—Telescoping joints for varying drill string lengths; Shock absorbers
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
    • E21B17/02—Couplings; joints
    • E21B17/04—Couplings; joints between rod or the like and bit or between rod and rod or the like
    • E21B17/07—Telescoping joints for varying drill string lengths; Shock absorbers
    • E21B17/076—Telescoping joints for varying drill string lengths; Shock absorbers between rod or pipe and drill bit
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B21/00—Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor
    • E21B21/10—Valve arrangements in drilling-fluid circulation systems
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B4/00—Drives for drilling, used in the borehole
    • E21B4/06—Down-hole impacting means, e.g. hammers
    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B4/00—Drives for drilling, used in the borehole
    • E21B4/06—Down-hole impacting means, e.g. hammers
    • E21B4/14—Fluid operated hammers

Landscapes

  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Mining & Mineral Resources (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Mechanical Engineering (AREA)
  • Earth Drilling (AREA)
  • Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
  • Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
  • Drilling And Exploitation, And Mining Machines And Methods (AREA)
IT12452/88A 1988-03-29 1988-03-29 Perforatore a massa pattente con teste taglianti a scarico di fondo o a scarico laterale intercambiali IT1220559B (it)

Priority Applications (4)

Application Number Priority Date Filing Date Title
IT12452/88A IT1220559B (it) 1988-03-29 1988-03-29 Perforatore a massa pattente con teste taglianti a scarico di fondo o a scarico laterale intercambiali
EP88118509A EP0336010B1 (en) 1988-03-29 1988-11-07 Percussion drill with interchangeable downhole or sideways discharging cutting or drilling head
AT88118509T ATE76158T1 (de) 1988-03-29 1988-11-07 Schlagbohrer mit austauschbarem schneid- oder bohrkopf mit abwaerts oder seitwaerts gerichteten spuelungskanaelen.
DE8888118509T DE3871137D1 (de) 1988-03-29 1988-11-07 Schlagbohrer mit austauschbarem schneid- oder bohrkopf mit abwaerts oder seitwaerts gerichteten spuelungskanaelen.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT12452/88A IT1220559B (it) 1988-03-29 1988-03-29 Perforatore a massa pattente con teste taglianti a scarico di fondo o a scarico laterale intercambiali

Publications (2)

Publication Number Publication Date
IT8812452A0 IT8812452A0 (it) 1988-03-29
IT1220559B true IT1220559B (it) 1990-06-15

Family

ID=11140329

Family Applications (1)

Application Number Title Priority Date Filing Date
IT12452/88A IT1220559B (it) 1988-03-29 1988-03-29 Perforatore a massa pattente con teste taglianti a scarico di fondo o a scarico laterale intercambiali

Country Status (4)

Country Link
EP (1) EP0336010B1 (it)
AT (1) ATE76158T1 (it)
DE (1) DE3871137D1 (it)
IT (1) IT1220559B (it)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6062322A (en) * 1998-06-15 2000-05-16 Sandvik Ab Precussive down-the-hole rock drilling hammer
US6131672A (en) * 2000-02-14 2000-10-17 Sandvik Ab Percussive down-the-hole rock drilling hammer and piston therefor
GB2389133B (en) * 2000-12-02 2005-01-05 Tracto Technik Pneumatic rock-drilling apparatus
CN107191593B (zh) * 2016-03-15 2020-07-10 中国石油化工股份有限公司 冲击器缸体及装配方法和其密封性能测试装置及方法
CN106285457B (zh) * 2016-11-01 2018-09-18 山东中瑞工程机械有限公司 潜孔冲击器的风量自动调节分配装置

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3339649A (en) * 1965-01-19 1967-09-05 Atlas Copco Ab Rock drill bits
AT345759B (de) * 1975-03-22 1978-10-10 Walter Gmbh Co H P Tieflochbohrhammer
FR2424408A1 (fr) * 1978-04-24 1979-11-23 Stenuick Freres Taillant de perforation pour marteau pneumatique fond-de-trou
US4530408A (en) * 1983-03-28 1985-07-23 Toutant Roland J Porting system for pneumatic impact hammer

Also Published As

Publication number Publication date
DE3871137D1 (de) 1992-06-17
ATE76158T1 (de) 1992-05-15
EP0336010B1 (en) 1992-05-13
IT8812452A0 (it) 1988-03-29
EP0336010A1 (en) 1989-10-11

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